Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 949 [Rate centres in NPA 949] [Dial plan for NPA 949]

NXX: 738

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
949-738 A Irvine CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
949-738 0 Irvine CA   6529 T-MOBILE USA, INC. 730   2023-08-09   
949-738 1 Irvine CA   6529 T-MOBILE USA, INC. 730   2023-08-09   
949-738 2 Irvine CA   6529 T-MOBILE USA, INC. 730   2023-08-09   
949-738 3 Irvine CA   6529 T-MOBILE USA, INC. 730   2023-08-09   
949-738 4 Irvine CA   6529 T-MOBILE USA, INC. 730   2023-08-09   
949-738 5 Irvine CA   649C ONVOY, LLC - CA 730   2023-05-11   
949-738 6 Irvine CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2023-03-15   
949-738 7 Irvine CA   6529 T-MOBILE USA, INC. 730   2023-08-09   
949-738 8 Irvine CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2023-03-15   
949-738 9 Irvine CA   649C ONVOY, LLC - CA 730   2023-09-08   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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